Java Doc for BaseFlatfileTable.java in  » Database-DBMS » axion » org » axiondb » engine » tables » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Database DBMS » axion » org.axiondb.engine.tables   Source Cross Reference   Class Diagram   Java Document (Java Doc)   org.axiondb.engine.tables.AbstractBaseTable    org.axiondb.engine.tables.BaseTable       org.axiondb.engine.tables.BaseDiskTable          org.axiondb.engine.tables.BaseFlatfileTable All known Subclasses:   org.axiondb.engine.tables.TaggedEBCDICTable,  org.axiondb.engine.tables.DelimitedFlatfileTable,  org.axiondb.engine.tables.FixedWidthFlatfileTable, BaseFlatfileTable abstract public class BaseFlatfileTable extends BaseDiskTable implements ExternalTable(Code) Base Flatfile Table TODO: Support for decimal and thousand separator, trailing/leading minus sign TODO: Support for multiple record delimiter author:    Ahimanikya Satapathy author:    Jonathan Giron Inner Class :abstract protected class BaseFlatfileTableOrganizationContext extends BaseTableOrganizationContext Field Summary final protected static  int EOF      final protected static  char FILLER      final public static  String PROP_FILENAME      final protected static  String PROP_ISFIRSTLINEHEADER      final protected static  String PROP_MAXFAULTS      final protected static  String PROP_RECORDDELIMITER      final protected static  String PROP_ROWSTOSKIP      protected  String _fileName      protected  boolean _isFirstLineHeader      protected  String _lineSep      protected  long _maxFaults      protected  int _rowsToSkip      protected  TableOrganizationContext context      Constructor Summary public   BaseFlatfileTable(String name, Database db, TableFactory factory)      Method Summary public  void addColumn(Column col, boolean metaUpdateNeeded)      public static  String addEscapeSequence(String srcString)      protected  void createOrLoadDataFile()      protected  void createOrLoadDataFile(boolean createNewDataFile)      protected  String evaluateForNull(String colValue, DataType datatype)      public static  String fixEscapeSequence(String srcString)      protected  File getDataFile()      protected  String getDefaultDataFileExtension()      protected  File getLobDir()      protected  long ignoreRowsToSkip()      protected  void initializeTable()      protected  boolean isEOF(int nextChar)      abstract protected  boolean isEndOfRecord(int recLength, int nextChar, BufferedDataInputStream data)      protected  boolean isNullString(String str)      public  boolean loadExternalTable(Properties props)      Loads external data using the given properties table - should be called only once by the table factory. protected  int nextLineLength(long fileOffset)      protected  void reloadFilesAfterTruncate()      public  void remount()      protected synchronized  void renameTableFiles(String oldName, String name)      protected  Row trySettingColumn(int idToAssign, Row row, int i, String colValue)      abstract protected  void writeHeader(BufferedDataOutputStream data2)      Field Detail EOF final protected static int EOF(Code) FILLER final protected static char FILLER(Code) PROP_FILENAME final public static String PROP_FILENAME(Code) PROP_ISFIRSTLINEHEADER final protected static String PROP_ISFIRSTLINEHEADER(Code) PROP_MAXFAULTS final protected static String PROP_MAXFAULTS(Code) PROP_RECORDDELIMITER final protected static String PROP_RECORDDELIMITER(Code) PROP_ROWSTOSKIP final protected static String PROP_ROWSTOSKIP(Code) _fileName protected String _fileName(Code) _isFirstLineHeader protected boolean _isFirstLineHeader(Code) _lineSep protected String _lineSep(Code) _maxFaults protected long _maxFaults(Code) _rowsToSkip protected int _rowsToSkip(Code) context protected TableOrganizationContext context(Code) Constructor Detail BaseFlatfileTable public BaseFlatfileTable(String name, Database db, TableFactory factory) throws AxionException(Code) Method Detail addColumn public void addColumn(Column col, boolean metaUpdateNeeded) throws AxionException(Code) addEscapeSequence public static String addEscapeSequence(String srcString)(Code) createOrLoadDataFile protected void createOrLoadDataFile() throws AxionException(Code) createOrLoadDataFile protected void createOrLoadDataFile(boolean createNewDataFile) throws AxionException(Code) evaluateForNull protected String evaluateForNull(String colValue, DataType datatype)(Code) fixEscapeSequence public static String fixEscapeSequence(String srcString)(Code) getDataFile protected File getDataFile()(Code) getDefaultDataFileExtension protected String getDefaultDataFileExtension()(Code) getLobDir protected File getLobDir()(Code) ignoreRowsToSkip protected long ignoreRowsToSkip() throws AxionException(Code) initializeTable protected void initializeTable() throws AxionException(Code) isEOF protected boolean isEOF(int nextChar)(Code) isEndOfRecord abstract protected boolean isEndOfRecord(int recLength, int nextChar, BufferedDataInputStream data) throws IOException(Code) isNullString protected boolean isNullString(String str)(Code) loadExternalTable public boolean loadExternalTable(Properties props) throws AxionException(Code) Loads external data using the given properties table - should be called only once by the table factory. Parameters:   table - Table to be set Parameters:   props - Properties for Table exception:   AxionException - thrown while setting Properties nextLineLength protected int nextLineLength(long fileOffset) throws AxionException(Code) reloadFilesAfterTruncate protected void reloadFilesAfterTruncate() throws AxionException(Code) remount public void remount() throws AxionException(Code) renameTableFiles protected synchronized void renameTableFiles(String oldName, String name)(Code) trySettingColumn protected Row trySettingColumn(int idToAssign, Row row, int i, String colValue) throws AxionException(Code) writeHeader abstract protected void writeHeader(BufferedDataOutputStream data2) throws AxionException(Code) Fields inherited from org.axiondb.engine.tables.BaseDiskTable final protected static int CURRENT_META_VERSION(Code)(Java Doc) final protected static String FRID_FILE_EXT(Code)(Java Doc) protected static AxionFileSystem FS(Code)(Java Doc) final protected static String INDICES_DIR_NAME(Code)(Java Doc) final protected static long INVALID_OFFSET(Code)(Java Doc) final protected static String META_FILE_EXT(Code)(Java Doc) final protected static String PIDX_FILE_EXT(Code)(Java Doc) final protected static String SEQ_FILE_EXT(Code)(Java Doc) final protected static String TYPE_FILE_EXT(Code)(Java Doc) protected File _dataFile(Code)(Java Doc) protected File _dbdir(Code)(Java Doc) protected IntList _freeIds(Code)(Java Doc) protected boolean _readOnly(Code)(Java Doc) protected int _rowCount(Code)(Java Doc) Methods inherited from org.axiondb.engine.tables.BaseDiskTable public void addColumn(Column col) throws AxionException(Code)(Java Doc) public void addColumn(Column col, boolean metaUpdateNeeded) throws AxionException(Code)(Java Doc) public void addConstraint(Constraint constraint) throws AxionException(Code)(Java Doc) public void applyDeletes(IntCollection rowIds) throws AxionException(Code)(Java Doc) public void applyInserts(RowCollection rows) throws AxionException(Code)(Java Doc) public void applyUpdates(RowCollection rows) throws AxionException(Code)(Java Doc) public void checkpoint() throws AxionException(Code)(Java Doc) protected void clearDataFileReference()(Code)(Java Doc) protected void closeFiles()(Code)(Java Doc) protected void createOrLoadDataFile() throws AxionException(Code)(Java Doc) protected void createOrLoadFreeIdsFile() throws AxionException(Code)(Java Doc) public void drop() throws AxionException(Code)(Java Doc) public void freeRowId(int id)(Code)(Java Doc) abstract protected File getDataFile()(Code)(Java Doc) protected String getDefaultDataFileExtension()(Code)(Java Doc) protected synchronized BufferedDataInputStream getInputStream() throws AxionException(Code)(Java Doc) abstract protected File getLobDir()(Code)(Java Doc) public int getNextRowId()(Code)(Java Doc) protected synchronized BufferedDataOutputStream getOutputStream() throws AxionException(Code)(Java Doc) protected AxionFileSystem.PidxList getPidxList()(Code)(Java Doc) protected File getRootDir()(Code)(Java Doc) public Row getRow(int id) throws AxionException(Code)(Java Doc) abstract protected Row getRowByOffset(int idToAssign, long ptr) throws AxionException(Code)(Java Doc) public int getRowCount()(Code)(Java Doc) protected RowIterator getRowIterator() throws AxionException(Code)(Java Doc) protected File getTableFile(String extension)(Code)(Java Doc) protected void initFiles(File basedir, boolean datafilesonly) throws AxionException(Code)(Java Doc) protected void initializeRowCount() throws AxionException(Code)(Java Doc) protected boolean isReadOnly()(Code)(Java Doc) protected void loadOrMigrateMetaFile(Database db) throws AxionException(Code)(Java Doc) public void migrate(Database db) throws AxionException(Code)(Java Doc) protected synchronized AxionFileSystem.PidxList parsePidxFile(File pidxFile) throws AxionException(Code)(Java Doc) protected void parseTableProperties(ObjectInputStream in) throws AxionException(Code)(Java Doc) public void populateIndex(Index index) throws AxionException(Code)(Java Doc) abstract protected void reloadFilesAfterTruncate() throws AxionException(Code)(Java Doc) public void remount(File newdir, boolean datafilesonly) throws AxionException(Code)(Java Doc) public void removeIndex(Index index) throws AxionException(Code)(Java Doc) public void rename(String oldName, String newName) throws AxionException(Code)(Java Doc) protected void renameTableFiles(String oldName, String name)(Code)(Java Doc) protected void resetLobColumns() throws AxionException(Code)(Java Doc) protected void saveIndicesAfterTruncate() throws AxionException(Code)(Java Doc) public void setSequence(Sequence seq) throws AxionException(Code)(Java Doc) public void shutdown() throws AxionException(Code)(Java Doc) public void truncate() throws AxionException(Code)(Java Doc) protected void tryToRemove(RowIterator iter) throws AxionException(Code)(Java Doc) final protected void writeFridFile() throws AxionException(Code)(Java Doc) protected void writeMetaFile() throws AxionException(Code)(Java Doc) protected void writeNameToFile(File file, Object obj) throws AxionException(Code)(Java Doc) abstract protected void writeRow(BufferedDataOutputStream buffer, Row row) throws AxionException(Code)(Java Doc) protected void writeTableProperties(ObjectOutputStream out) throws AxionException(Code)(Java Doc) Methods inherited from org.axiondb.engine.tables.BaseTable public void addColumn(Column col) throws AxionException(Code)(Java Doc) public void addConstraint(Constraint constraint) throws AxionException(Code)(Java Doc) public void addIndex(Index index) throws AxionException(Code)(Java Doc) public void addRow(Row row) throws AxionException(Code)(Java Doc) abstract public void applyDeletes(IntCollection rowids) throws AxionException(Code)(Java Doc) protected void applyDeletesToIndices(IntCollection rowIds) throws AxionException(Code)(Java Doc) abstract public void applyInserts(RowCollection rows) throws AxionException(Code)(Java Doc) protected void applyInsertsToIndices(RowCollection rows) throws AxionException(Code)(Java Doc) abstract public void applyUpdates(RowCollection rows) throws AxionException(Code)(Java Doc) protected void applyUpdatesToIndices(RowCollection rows) throws AxionException(Code)(Java Doc) public void checkpoint() throws AxionException(Code)(Java Doc) final protected void clearCache()(Code)(Java Doc) public void deleteRow(Row row) throws AxionException(Code)(Java Doc) public void drop() throws AxionException(Code)(Java Doc) abstract public void freeRowId(int id)(Code)(Java Doc) final public Column getColumn(int index)(Code)(Java Doc) public Column getColumn(String name)(Code)(Java Doc) final public int getColumnCount()(Code)(Java Doc) public List getColumnIdentifiers()(Code)(Java Doc) public int getColumnIndex(String name) throws AxionException(Code)(Java Doc) final public Constraint getConstraint(String name)(Code)(Java Doc) public Iterator getConstraints()(Code)(Java Doc) public Index getIndexForColumn(Column column)(Code)(Java Doc) public RowIterator getIndexedRows(Selectable node, boolean readOnly) throws AxionException(Code)(Java Doc) public RowIterator getIndexedRows(RowSource source, Selectable node, boolean readOnly) throws AxionException(Code)(Java Doc) public Iterator getIndices()(Code)(Java Doc) final public String getName()(Code)(Java Doc) abstract public int getNextRowId()(Code)(Java Doc) abstract public Row getRow(int id) throws AxionException(Code)(Java Doc) abstract public int getRowCount()(Code)(Java Doc) abstract protected RowIterator getRowIterator() throws AxionException(Code)(Java Doc) public RowIterator getRowIterator(boolean readOnly) throws AxionException(Code)(Java Doc) final public Sequence getSequence()(Code)(Java Doc) final public String getType()(Code)(Java Doc) public boolean hasColumn(ColumnIdentifier id)(Code)(Java Doc) public boolean hasIndex(String name)(Code)(Java Doc) public boolean isColumnIndexed(Column column)(Code)(Java Doc) public boolean isPrimaryKeyConstraintExists(String columnName)(Code)(Java Doc) public boolean isUniqueConstraintExists(String columnName)(Code)(Java Doc) public RowDecorator makeRowDecorator()(Code)(Java Doc) public TransactableTable makeTransactableTable()(Code)(Java Doc) protected void notifyColumnsOfNewLobDir(File directory) throws AxionException(Code)(Java Doc) abstract public void populateIndex(Index index) throws AxionException(Code)(Java Doc) protected void readColumns(ObjectInputStream in) throws IOException, ClassNotFoundException(Code)(Java Doc) protected void readConstraints(ObjectInputStream in, Database db) throws IOException, ClassNotFoundException, AxionException(Code)(Java Doc) protected void recreateIndices() throws AxionException(Code)(Java Doc) public void remount(File dir, boolean datafilesonly) throws AxionException(Code)(Java Doc) public Constraint removeConstraint(String name)(Code)(Java Doc) public void removeIndex(Index index) throws AxionException(Code)(Java Doc) public void rename(String oldName, String newName) throws AxionException(Code)(Java Doc) protected void setName(String name)(Code)(Java Doc) public void setSequence(Sequence seq) throws AxionException(Code)(Java Doc) protected void setType(String type)(Code)(Java Doc) public void shutdown() throws AxionException(Code)(Java Doc) public String toString()(Code)(Java Doc) protected void truncateIndices() throws AxionException(Code)(Java Doc) public void updateRow(Row oldrow, Row newrow) throws AxionException(Code)(Java Doc) protected void writeColumns(ObjectOutputStream out) throws IOException(Code)(Java Doc) protected void writeConstraints(ObjectOutputStream out) throws IOException(Code)(Java Doc) Methods inherited from org.axiondb.engine.tables.AbstractBaseTable protected void checkConstraints(RowEvent event, RowDecorator dec) throws AxionException(Code)(Java Doc) protected void checkConstraints(RowEvent event, boolean deferred, RowDecorator dec) throws AxionException(Code)(Java Doc) protected void checkConstraints(RowIterator oldRows, RowIterator newRows) throws AxionException(Code)(Java Doc) public RowIterator getMatchingRows(List selectables, List values, boolean readOnly) throws AxionException(Code)(Java Doc) protected boolean hasDeferredConstraint()(Code)(Java Doc) protected boolean isDeferAll()(Code)(Java Doc) public void migrate() throws AxionException(Code)(Java Doc)